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All results from a given calculation for CH2ClCCl3 (1,1,1,2-tetrachloroethane)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CBS-Q
 hartrees
Energy at 0K-1916.261412
Energy at 298.15K-1916.253636
HF Energy-1914.803084
Nuclear repulsion energy532.845841
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3294 3294 6.35 79.24 0.10 0.18
2 A' 1605 1605 4.90 9.39 0.75 0.86
3 A' 1462 1462 20.02 2.69 0.63 0.77
4 A' 1165 1165 12.62 3.84 0.41 0.58
5 A' 923 923 70.03 29.56 0.58 0.73
6 A' 827 827 129.74 3.29 0.14 0.25
7 A' 597 597 23.20 11.69 0.09 0.16
8 A' 416 416 2.27 10.41 0.18 0.30
9 A' 334 334 1.05 4.45 0.74 0.85
10 A' 263 263 0.07 2.96 0.67 0.80
11 A' 166 166 0.74 0.61 0.68 0.81
12 A" 3369 3369 0.00 57.40 0.75 0.86
13 A" 1359 1359 13.74 6.36 0.75 0.86
14 A" 1077 1077 67.02 2.30 0.75 0.86
15 A" 822 822 93.43 11.40 0.75 0.86
16 A" 360 360 0.76 2.58 0.75 0.86
17 A" 267 267 1.31 1.65 0.75 0.86
18 A" 121 121 1.70 1.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9213.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9213.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CBS-Q
ABC
0.06190 0.03652 0.03459

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.275 0.277 0.000
C2 -1.257 0.371 0.000
Cl3 -2.078 -1.202 0.000
Cl4 0.870 1.958 0.000
Cl5 0.870 -0.546 1.450
Cl6 0.870 -0.546 -1.450
H7 -1.567 0.907 0.885
H8 -1.567 0.907 -0.885

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.53402.77911.78311.77051.77052.13832.1383
C21.53401.77432.65332.73222.73221.08041.0804
Cl32.77911.77434.32143.35033.35032.34352.3435
Cl41.78312.65334.32142.89372.89372.79742.7974
Cl51.77052.73223.35032.89372.90022.89323.6747
Cl61.77052.73223.35032.89372.90023.67472.8932
H72.13831.08042.34352.79742.89323.67471.7697
H82.13831.08042.34352.79743.67472.89321.7697

picture of 1,1,1,2-tetrachloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 114.090 C1 C2 H7 108.498
C1 C2 H8 108.498 C2 C1 Cl4 105.996
C2 C1 Cl5 111.342 C2 C1 Cl6 111.342
Cl3 C2 H7 107.875 Cl3 C2 H8 107.875
Cl4 C1 Cl5 109.033 Cl4 C1 Cl6 109.033
Cl5 C1 Cl6 109.973 H7 C2 H8 109.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability